If you have been burned by fire and blistered, you should first rinse the wound with tap water, then treat the blister correctly, and finally bandage it with gauze. 1. Flush the wound with tap water: also called cold therapy. When the body is scalded, it is necessary to use tap water to rinse for 20-30 minutes to reduce the temperature of the scalded skin, reduce the pain and avoid more blisters. Cold water can also be used to apply wet compresses to the wound. 2. Correct treatment of blisters: If the scald appears large blisters, and has broken, you can use iodophor to disinfect the bandage, and regularly change the medicine, try to avoid wound infection. If the large blister has not ruptured, you can use a sterilized needle to puncture the blister, release the blister fluid and then disinfect it, bandage it and change the medicine regularly. If the blister is relatively small, cold therapy can be used externally after the wet burn cream and other drugs, and pay attention to observation. After being burned by the fire blisters, you need to deal with it in time, if necessary, you should go to the hospital, follow the doctor’s instructions to be treated accordingly.